package cn.flyboy.entity;

import java.util.HashMap;
import java.util.Map;

/**
 * 用于封装返回的数据
 *
 * @author flyboy
 */
public class Msg {

    //状态码   100-成功    200-失败
    private int code;

    //提示信息
    private String msg;

    //用户要返回给浏览器的数据
    private Map<String, Object> extend = new HashMap<String, Object>();

    /**
     * 处理成功数据头
     *
     * @return
     */
    public static Msg success() {
        Msg result = new Msg();
        result.setCode(StaticResources.SUCCESS_CODE);
        result.setMsg(StaticResources.SUCCESS_MSG);
        return result;
    }

    /**
     * 处理失败数据头
     *
     * @return
     */
    public static Msg fail() {
        Msg result = new Msg();
        result.setCode(StaticResources.FAIL_CODE);
        result.setMsg(StaticResources.FAIL_MSG);
        return result;
    }

    /**
     * 用于添加返回信息
     *
     * @param key
     * @param value
     * @return
     */
    public Msg add(String key, Object value) {
        this.getExtend().put(key, value);
        return this;
    }

    public int getCode() {
        return code;
    }

    public Msg setCode(int code) {
        this.code = code;
        return this;
    }

    public String getMsg() {
        return msg;
    }

    public Msg setMsg(String msg) {
        this.msg = msg;
        return this;
    }

    public Map<String, Object> getExtend() {
        return extend;
    }

    public void setExtend(Map<String, Object> extend) {
        this.extend = extend;
    }
}
